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考虑副反应S_2O_8~(2-)与S_2O_3~(2-)反应的存在,对过二硫酸铵与碘化钾反应的反应级数及反应速度常数测定实验,在试剂用量及数据处理方法上进行了改进,结果较为满意。
Considering the existence of side reactions S_2O_8 ~ (2-) and S_2O_3 ~ (2-), the reaction order and reaction rate constant of ammonium peroxodisulfate and potassium iodide were tested. The reagent dosage and data processing method were improved , The result is more satisfied.